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/*
* Copyright 2018 Collabora Ltd.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* on the rights to use, copy, modify, merge, publish, distribute, sub
* license, and/or sell copies of the Software, and to permit persons to whom
* the Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
* THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
* USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include "zink_batch.h"
#include "zink_context.h"
#include "zink_fence.h"
#include "zink_resource.h"
#include "zink_screen.h"
#include "util/set.h"
#include "util/u_memory.h"
void
zink_fence_clear_resources(struct zink_screen *screen, struct zink_fence *fence)
{
simple_mtx_lock(&fence->resource_mtx);
/* unref all used resources */
set_foreach(fence->resources, entry) {
struct zink_resource_object *obj = (struct zink_resource_object *)entry->key;
zink_batch_usage_unset(&obj->reads, fence->batch_id);
zink_batch_usage_unset(&obj->writes, fence->batch_id);
zink_resource_object_reference(screen, &obj, NULL);
_mesa_set_remove(fence->resources, entry);
}
simple_mtx_unlock(&fence->resource_mtx);
}
static void
destroy_fence(struct zink_screen *screen, struct zink_fence *fence)
{
if (fence->fence)
vkDestroyFence(screen->dev, fence->fence, NULL);
zink_batch_state_destroy(screen, zink_batch_state(fence));
}
bool
zink_create_fence(struct zink_screen *screen, struct zink_batch_state *bs)
{
struct zink_fence *fence = zink_fence(bs);
VkFenceCreateInfo fci = {};
fci.sType = VK_STRUCTURE_TYPE_FENCE_CREATE_INFO;
if (vkCreateFence(screen->dev, &fci, NULL, &fence->fence) != VK_SUCCESS) {
debug_printf("vkCreateFence failed\n");
goto fail;
}
pipe_reference_init(&fence->reference, 1);
return true;
fail:
destroy_fence(screen, fence);
return false;
}
void
zink_fence_reference(struct zink_screen *screen,
struct zink_fence **ptr,
struct zink_fence *fence)
{
if (pipe_reference(&(*ptr)->reference, &fence->reference))
destroy_fence(screen, *ptr);
*ptr = fence;
}
static void
fence_reference(struct pipe_screen *pscreen,
struct pipe_fence_handle **pptr,
struct pipe_fence_handle *pfence)
{
zink_fence_reference(zink_screen(pscreen), (struct zink_fence **)pptr,
zink_fence(pfence));
}
bool
zink_vkfence_wait(struct zink_screen *screen, struct zink_fence *fence, uint64_t timeout_ns)
{
if (!fence->submitted)
return true;
bool success;
if (timeout_ns)
success = vkWaitForFences(screen->dev, 1, &fence->fence, VK_TRUE, timeout_ns) == VK_SUCCESS;
else
success = vkGetFenceStatus(screen->dev, fence->fence) == VK_SUCCESS;
if (success) {
zink_fence_clear_resources(screen, fence);
p_atomic_set(&fence->submitted, false);
}
return success;
}
static bool
zink_fence_finish(struct zink_screen *screen, struct pipe_context *pctx, struct zink_fence *fence,
uint64_t timeout_ns)
{
if (pctx && fence->deferred_ctx == pctx) {
zink_context(pctx)->batch.has_work = true;
/* this must be the current batch */
pctx->flush(pctx, NULL, 0);
}
return zink_vkfence_wait(screen, fence, timeout_ns);
}
static bool
fence_finish(struct pipe_screen *pscreen, struct pipe_context *pctx,
struct pipe_fence_handle *pfence, uint64_t timeout_ns)
{
return zink_fence_finish(zink_screen(pscreen), pctx, zink_fence(pfence),
timeout_ns);
}
void
zink_fence_server_sync(struct pipe_context *pctx, struct pipe_fence_handle *pfence)
{
struct zink_fence *fence = zink_fence(pfence);
if (pctx && fence->deferred_ctx == pctx)
return;
if (fence->deferred_ctx) {
zink_context(pctx)->batch.has_work = true;
/* this must be the current batch */
pctx->flush(pctx, NULL, 0);
}
zink_fence_finish(zink_screen(pctx->screen), pctx, fence, PIPE_TIMEOUT_INFINITE);
}
void
zink_screen_fence_init(struct pipe_screen *pscreen)
{
pscreen->fence_reference = fence_reference;
pscreen->fence_finish = fence_finish;
}
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